Drive unit for anesthetic



FIG. 1 is a front top right perspective of a drive unit for anesthetic showing our new design therefor;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a top plan view.

The broken lines shown in FIGS. 1, 4, 5 and 6 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a drive unit for anesthetic, as shown and described. 